| article html file updated | 9 February 2020 09:14 CET | Update | https://www.mdpi.com/1424-8220/18/3/824 |
| article html file updated | 1 October 2019 10:19 CEST | Update | - |
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| article html file updated | 29 March 2018 09:36 CEST | Update | - |
| article html file updated | 9 March 2018 09:48 CET | Original file | - |
| article xml uploaded. | 9 March 2018 09:47 CET | Original file | https://www.mdpi.com/1424-8220/18/3/824/xml |
| article pdf uploaded. | 9 March 2018 09:47 CET | Version of Record | https://www.mdpi.com/1424-8220/18/3/824/pdf |
